Mark L Ritch is a Largo, Florida based neurologist with 37 years of experience in Neurology. He completed his graduation in 1988. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Mark L Ritch is OS0006566 for Neurology in Florida. His current practice location is 1000 Belcher Rd S, Suite 6, Largo. Patients can reach him at 727-209-2662 or can fax him at 727-209-2665. Mark L Ritch is D.O. in Neurology and his NPI number (Unique professional ID assigned by NPPES) is 1659313732.
Mark L Ritch specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Complete Profile:
Mark L Ritch speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Mark L Ritch |
| Specialization: | Neurology |
| Gender: | Male |
| Credentials: | D.O. |
| Experience: | 37+ years |
| Medical School Attended: | Other |
| Graduation Year: | 1988 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 1000 Belcher Rd S, Suite 6, Largo,
Florida, 33771-3321 |
| Phone: | 727-209-2662 |
| Fax: | 727-209-2665 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 8628049350 |
| Enrollment ID: | I20040804001624 |
| NPI Number: | 1659313732 |
| NPI Enumeration Date: | 12 Jun, 2006 |
| NPI Last Update On: | 12 Dec, 2016 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mark L Ritch are as mentioned below.
| License Number | Specialization | State | Status | |
| OS0006566 | Neurology | Florida | Primary | |
Hospital Affiliation:
Surgeons are affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
| Hospital Name (CCN) | State | Hospital Type |
| (100248) | Largo, FL | Acute Care Hospital |
Group Practice:
Group practices are practice of medicine by a group of physicians who share their premises and other resources. Following list states all the group name
with which Mark L Ritch is associated with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| Mark L Ritch Do Pa (8123346392) | 2 |
| Onyx Neurodiagnostic Llc (4082933783) | 2 |
Other Medical Identifiers:
Other legacy medical identifiers associated with Mark L Ritch such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 373750100 | Medicaid | Florida | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Mark L Ritch
1000 Belcher Rd S, Suite 6
Largo, Florida |
| Zip: | 33771-3321 |
| Phone Number: | 727-209-2662 |
| Fax Number: | 727-209-2665 |
Patients can reach Mark L Ritch at
1000 Belcher Rd S, Suite 6, Largo, Florida or can
call to book an appointment on 727-209-2662.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.